Try this
To open App Notification Settings in android Oreo and higher (MIUI v9 and 10) you need to pass NOTIFICATION_CHANNEL_ID
in intent
Here is the working code tested in MIUI v9 and the new version 10
SAMPLE CODE
import android.app.Notification;
import android.app.NotificationChannel;
import android.app.NotificationManager;
import android.content.Context;
import android.content.Intent;
import android.graphics.Color;
import android.net.Uri;
import android.os.Build;
import android.provider.Settings;
import android.support.v4.app.NotificationCompat;
import android.support.v4.content.ContextCompat;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.view.View;
import java.util.Objects;
public class MainActivity extends AppCompatActivity {
String NOTIFICATION_CHANNEL_ID = "Nilesh_channel";
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
NotificationManager mNotificationManager =
(NotificationManager) getSystemService(Context.NOTIFICATION_SERVICE);
long pattern[] = {0, 1000, 500, 1000};
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
NotificationChannel notificationChannel = new NotificationChannel(NOTIFICATION_CHANNEL_ID, "Your Notifications",
NotificationManager.IMPORTANCE_HIGH);
notificationChannel.setDescription("");
notificationChannel.enableLights(true);
notificationChannel.setLightColor(Color.RED);
notificationChannel.setVibrationPattern(pattern);
notificationChannel.enableVibration(true);
Objects.requireNonNull(mNotificationManager).createNotificationChannel(notificationChannel);
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
NotificationChannel channel = mNotificationManager.getNotificationChannel(NOTIFICATION_CHANNEL_ID);
channel.canBypassDnd();
}
NotificationCompat.Builder notificationBuilder = new NotificationCompat.Builder(this, NOTIFICATION_CHANNEL_ID);
notificationBuilder.setAutoCancel(true)
.setColor(ContextCompat.getColor(this, R.color.colorAccent))
.setContentTitle(getString(R.string.app_name))
.setContentText("Test")
.setDefaults(Notification.DEFAULT_ALL)
.setWhen(System.currentTimeMillis())
.setSmallIcon(R.drawable.ic_launcher_background)
.setAutoCancel(true);
mNotificationManager.notify(1000, notificationBuilder.build());
}
}
public void ClickMe(View view) {
notificationSettings(NOTIFICATION_CHANNEL_ID,this);
}
public void notificationSettings(String channel, Context context) {
Intent intent = new Intent();
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
if (channel != null) {
intent.setAction(Settings.ACTION_CHANNEL_NOTIFICATION_SETTINGS);
intent.putExtra(Settings.EXTRA_CHANNEL_ID, channel);
} else {
intent.setAction(Settings.ACTION_APP_NOTIFICATION_SETTINGS);
}
intent.putExtra(Settings.EXTRA_APP_PACKAGE, context.getPackageName());
} else if(Build.VERSION.SDK_INT >= Build.VERSION_CODES.N_MR1) {
intent.setAction(Settings.ACTION_APP_NOTIFICATION_SETTINGS);
intent.putExtra(Settings.EXTRA_APP_PACKAGE, context.getPackageName());
} else if(Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP){
intent.setAction(Settings.ACTION_APP_NOTIFICATION_SETTINGS);
intent.putExtra("app_package", context.getPackageName());
intent.putExtra("app_uid", context.getApplicationInfo().uid);
} else if (Build.VERSION.SDK_INT == Build.VERSION_CODES.KITKAT) {
intent.setAction(Settings.ACTION_APPLICATION_DETAILS_SETTINGS);
intent.addCategory(Intent.CATEGORY_DEFAULT);
intent.setData(Uri.parse("package:" + context.getPackageName()));
}
context.startActivity(intent);
}
}
Intent
is; only found these for v7 and v8. answering some other questions, in order to be able to set a bounty on this question, might be helpful. – Busboy